SAWS AND SAWING 



37 



squared line. With the try-square in this position, square a 

 line across the joint edge (Fig. 20). 



Measure the board for length from the squared line on the 

 face side and mark a point with the end of the knife-blade 



FIG. 19. Position of try-square 

 when squaring face side. 



FIG. 20. Position of try-square 

 when squaring edge. 



(Fig. 21) . Us.ng the try-square as just described and holding 

 the end of the knife-blade in this point, bring the square up to 

 the knife, square a line across the face side, and then, as on the 



Knife line 



Knife line-> 



FIG. 21. Marking for length. 



^Knife line 

 FIG. 22. Board marked for length. 



first end, across the joint edge. The board is now marked for 

 length (Fig. 22). 



13. Gaging for Width. Gage two lines on the face side 

 one 3-1/2" and the other 4" from the joint edge. 



Set the marking gage so that the width of the board is indi- 

 cated by the distance from the marker to the stop (Fig. 23;. 

 This distance should be measured with a ruler before using 

 the gage (Fig. 24). Inspect the marker before setting the 



